There was a an initial ban on some of the exchanges like btcxindia which got official notice to stop serving bitcoin business and that is where they only deal with ripple and ethereum now.
Many might already have read about this in the past one week.
One of my friend who works at one of the bitcoin BTC company in india has confirmed to me that he has indeed heard his exec manager talking about an official notice which government has sent out to them to submit the details of business after which there is tensed atmosphere in office.
I however have not been able to confirm if this was a full ban notice or an audit notice from government.
It is hard to tell how long bitcoin will last for but for now it is here for good. Unless something serious goes wrong with the security of it then it is fine. Price will rise and fall but that is to be expected.
the only thing that scares me is the Quantum computing